Nicholson, E. (1968). Handbook to the conservation section of the international biological programme. Conservation of Terrestrial Biological Communities.
芝加哥风格引文Nicholson, E.M. Handbook to the Conservation Section of the International Biological Programme. London: Conservation of Terrestrial Biological Communities, 1968.
MLA引文Nicholson, E.M. Handbook to the Conservation Section of the International Biological Programme. Conservation of Terrestrial Biological Communities, 1968.
警告：这些引文格式不一定是100％准确.